public static byte[] GeneratePackage(byte[] content, byte mainCode)
{
int l = content == null ? 0 : content.Length;
byte[] s = new byte[l + 7];
s[0] = s[1] = 0x29;
s[2] = mainCode;
s[3] = Convert.ToByte((l + 2) / 256);
s[4] = Convert.ToByte((l + 2) % 256);
s[l + 6] = 0x0D;
int i = l;
while (--i >= 0)
{
s[i + 5] = content[i]; //content
}
s[l + 5] = EncodeingHelper.BCCValidateCode(s, 0, l + 5); //校验
return(s);
}
public override object FromIns(byte[] bytes)
{
if (bytes.Length < MinLength - 2)
{
return(null);
}
Ins_CommonLocationEntity s = new Ins_CommonLocationEntity();
s.UniqueID = UniqueID(EncodeingHelper.CutOff(bytes, 0, 4));
s.Date = DateTime.Now;
try
{
s.Latitude = LatLongitude(EncodeingHelper.CutOff(bytes, 10, 4));
s.Longitude = LatLongitude(EncodeingHelper.CutOff(bytes, 14, 4));
}
catch (Exception)
{
s.ExceptionsPackage = InstructsHelper.GeneratePackage(new byte[] { 0x10, InsCode }, 0xFF);
}
//s.InqueryPackage= InstructsHelper.GeneratePackage(null, 0x30);
return(s);
}
protected string UniqueID(byte[] bytes)
{
return(EncodeingHelper.CompressBCD(bytes).ToString("00000000"));
}
public object[] Deserialize(Stream s, LinkParmeters linkParmeters, ref Dictionary <RelevantType, List <object> > Relevants)
{
List <object> list = new List <object>();
try
{
s.Seek(0, SeekOrigin.Begin);
long l = s.Length;
ushort scount = 0;
while (s.Position < l)
{
if (s.ReadByte() == 0x29)
{
scount++;
}
else
{
scount = 0;
}
if (scount == 2)
{
byte ins_code = Convert.ToByte(s.ReadByte());
if (!_ips.ContainsKey(ins_code))
{
list.Add(new Ins_BaseEntity {
ExceptionsPackage = InstructsHelper.GeneratePackage(new byte[] { 0x0A, ins_code }, 0xFF)
});
scount = 0;
continue;
}
//if (ins_code == 0x81)
//{
// LogHelper.log("0x81");
//}
//if (ins_code == 0x80)
//{
// LogHelper.log("0x80");
//}
IInstructs c = _ips[ins_code];
byte[] bs = new byte[2];
s.Read(bs, 0, 2);
int il = bs[0] * 256 + bs[1];
byte[] sTv = new byte[il + 3];
sTv[0] = 0x29;
sTv[1] = 0x29;
sTv[2] = ins_code;
sTv[3] = bs[0];
sTv[4] = bs[1];
bs = new byte[il - 2];
s.Read(bs, 0, il - 2);
Array.Copy(bs, 0, sTv, 5, il - 2);
int[] last = new int[] { s.ReadByte(), s.ReadByte() };
#region 校验
if (last[1] != 0x0D)
{
//包尾 throw exception
list.Add(new Ins_BaseEntity {
ExceptionsPackage = InstructsHelper.GeneratePackage(new byte[] { 0x05, ins_code }, 0xFF)
});
scount = 0;
continue;
}
if (last[0] != EncodeingHelper.BCCValidateCode(sTv, 0, il + 3))
{
//校验
list.Add(new Ins_BaseEntity {
ExceptionsPackage = InstructsHelper.GeneratePackage(new byte[] { 0x01, ins_code }, 0xFF)
});
scount = 0;
continue;
}
#endregion
object o = c.FromIns(bs);
list.Add(o);
if (!Relevants.ContainsKey(c.RelevantType))
{
Relevants[c.RelevantType] = new List <object>();
}
Relevants[c.RelevantType].Add(o);
scount = 0;
}
}
if (list.Count == 0 & l < 7)
{
list.Add(new Ins_BaseEntity {
ExceptionsPackage = InstructsHelper.GeneratePackage(new byte[] { 0x15, 0x00 }, 0xFF)
});
}
}
catch (Exception e)
{
LogHelper.Error(e.ToString());
}
return(list.ToArray());
}
